Home / 5,325,809.70-7,988,714.55-1,731,693.90

Finding the Fourth Proportional to 5,325,809.70, 7,988,714.55 and 1,731,693.90

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Solution

The fourth proportional to 5,325,809.70, 7,988,714.55 and 1,731,693.90 is: 2,597,540.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,325,809.70 : 7,988,714.55 = 1,731,693.90 : x
  2. Step 2: Convert to fraction form
    5,325,809.70/7,988,714.55 = 1,731,693.90/x
  3. Step 3: Cross multiply
    5,325,809.70x = 7,988,714.55 × 1,731,693.90
  4. Step 4: Simplify right side
    5,325,809.70x = 13,834,008,255,076.24
  5. Step 5: Solve for x
    x = 13,834,008,255,076.24/5,325,809.70
  6. Step 6: Final answer
    x = 2,597,540.85

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.